20537738

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{37}}^2\times {\mathrm{577}}^1$

素因数の和:666

約数の個数: 24

約数和(自身を含む): 34156332

約数和(自身を除く): 13618594

約数列:

[1, 2, 13, 26, 37, 74, 481, 577, 962, 1154, 1369, 2738, 7501, 15002, 17797, 21349, 35594, 42698, 277537, 555074, 789913, 1579826, 10268869, 20537738]

約数ペア:

[(1, 20537738), (2, 10268869), (13, 1579826), (26, 789913), (37, 555074), (74, 277537), (481, 42698), (577, 35594), (962, 21349), (1154, 17797), (1369, 15002), (2738, 7501)]